import axios, {InternalAxiosRequestConfig} from 'axios'
import {message as Message, Modal} from "antd";
import {getSStorage, getToken, setSStorage} from "@/utils/auth";
import {tansParams} from "@/utils/index";
import {ERRORCODE} from "@/utils/constant";
import {HttpCodeEnum} from "@/enums/HttpCodeEnum";
import {ExclamationCircleFilled} from '@ant-design/icons';
import {NavigateFunction} from "react-router-dom";
import configureStore from "@/stores";
import {LOGOUT} from "@/stores/actionTypes/loginActionType";

const {confirm} = Modal;

interface IAddConfigData {
    headers: {
        isToken: boolean
        repeatSubmit: boolean
        navigate: NavigateFunction
        [key: string]: any
    }
}

export type IConfig = IAddConfigData & InternalAxiosRequestConfig<any>

// 是否显示重新登录
export let isRelogin = {show: false};

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
const service = axios.create({
    // axios中请求配置有baseURL选项，表示请求URL公共部分
    baseURL: process.env.REACT_APP_API_BASEURL,
    // 超时
    timeout: 10000
})
service.interceptors.request.use((config: IConfig) => {
    const isToken = config.headers.isToken === false
    // 是否需要防止数据重复提交
    const isRepeatSubmit = config.headers.repeatSubmit === false
    if (getToken() && !isToken) {
        config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
    }
    // get请求映射params参数
    if (config.method === 'get' && config.params) {
        let url = config.url + '?' + tansParams(config.params);
        url = url.slice(0, -1);
        config.params = {};
        config.url = url;
    }
    if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
        const requestObj = {
            url: config.url,
            data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
            time: new Date().getTime()
        }
        const requestSize = Object.keys(JSON.stringify(requestObj)).length; // 请求数据大小
        const limitSize = 5 * 1024 * 1024; // 限制存放数据5M
        if (requestSize >= limitSize) {
            console.warn(`[${config.url}]: ` + '请求数据大小超出允许的5M限制，无法进行防重复提交验证。')
            return config;
        }
        const sessionObj = getSStorage('sessionObj', true)
        if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
            setSStorage('sessionObj', JSON.stringify(requestObj))
        } else {
            const s_url = sessionObj.url;                // 请求地址
            const s_data = sessionObj.data;              // 请求数据
            const s_time = sessionObj.time;              // 请求时间
            const interval = 1000;                       // 间隔时间(ms)，小于此时间视为重复提交
            if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
                const message = '数据正在处理，请勿重复提交';
                console.warn(`[${s_url}]: ` + message)
                return Promise.reject(new Error(message))
            } else {
                setSStorage('sessionObj', JSON.stringify(requestObj))
            }
        }
    }
    return config
}, error => {
    console.log(error)
    Promise.reject(error)
})

service.interceptors.response.use(res => {
    const code = res.data.code || 200;
    const msg = res.data.msg || ERRORCODE[code] || ERRORCODE['default']
    // 二进制数据则直接返回
    if (res.request.responseType === 'blob' || res.request.responseType === 'arraybuffer') {
        return res.data
    }
    switch (true) {
        case code === HttpCodeEnum.NOTAUTHORITY:
            if (!isRelogin.show) {
                isRelogin.show = true;
                confirm({
                    title: '系统提示',
                    icon: <ExclamationCircleFilled/>,
                    content: '登录状态已过期，您可以继续留在该页面，或者重新登录',
                    okText: '重新登录',
                    cancelText: '取消',
                    async onOk() {
                        isRelogin.show = false;
                        const store = configureStore();
                        // 登出操作
                        store.dispatch({type: LOGOUT})
                    },
                });
            }
            return Promise.reject('无效的会话，或者会话已过期，请重新登录。')
        case code === HttpCodeEnum.INTERNALSERVERERROR:
            Message.error(msg)
            return Promise.reject(new Error(msg))
        case code === 601:
            Message.warning(msg)
            return Promise.reject(new Error(msg))
        case code !== 200:
            Message.error(msg)
            return Promise.reject('error')
        default:
            return Promise.resolve(res.data)
    }
}, error => {
    console.log('err' + error)
    let {message} = error;
    if (message == "Network Error") {
        message = "后端接口连接异常";
    } else if (message.includes("timeout")) {
        message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
        message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Message.error(message)
    return Promise.reject(error)
})

export default service